An Amp in Warframe is a secondary weapon used by the Operator, a powerful being that players can control. Amps are used to combat Sentients, a faction of enemies that are resistant to conventional weaponry. The best Amp for Warframe depends on the player’s playstyle and preferences, but some of the most popular and effective Amps include the Xaku, the Lavos, and the Protea.
Amps are important in Warframe because they allow players to deal significant damage to Sentients. They are also useful for completing certain quests and challenges. Amps can be obtained by completing quests, purchasing them from the in-game market, or crafting them using resources gathered from the game world.